Does anyone use a HK-B125A esc?

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  • Matt_1234
    Senior Member
    • Jan 2011
    • 146

    #1

    Does anyone use a HK-B125A esc?

    Hi everyone, I just got a HK-B125A esc from hobbyking. I am just wondering how to set the low voltage cutoff for these esc's. I was told that it was plug and drive so it just automatically reads the amount of sells you are running and sets the cutoff on it's own.I wish they came with instructionS but Answers will help alot. As I don't want to stuff my batteries just from low voltage. Also is this the only thing I will need to set? Thanks alot
    Heres the link to the esc
    http://www.hobbyking.com/hobbyking/s...dProduct=15133
  • Alexgar
    Fast Electric Addict!
    • Aug 2009
    • 3534

    #2
    progrsmming instructtions

    Comment

    • Matt_1234
      Senior Member
      • Jan 2011
      • 146

      #3
      thanks heaps

      Comment

      • carlcisneros
        Fast Electric Addict!
        • Jan 2010
        • 1218

        #4
        here you go. It is a Suppo LV unit.

        program it with a 3S battery. It, Like the 200A ESC gets VERY WARM approaching HOT if you use
        anything greater than 3S battery. You just program it to what ever "S" battery power you are using.

        hope this helps.
        Attached Files

        Comment

        • Matt_1234
          Senior Member
          • Jan 2011
          • 146

          #5
          so in other words i just use a 3s to program it but still program it for 4s then when its running use 4s. will it be alright just sitting there plugged in with 4s cause i have a trailer and i intend to tow it into the water. Will the esc get hot? thanks
          matt

          Comment

          • Matt_1234
            Senior Member
            • Jan 2011
            • 146

            #6
            water in hull!!

            hey guys, i am having trouble getting the water to stay out of my hull. i know what the culprit is. its the piece of rubber that seals the steering rod off. My mate cut it when he owned the boat for smoother steering cause it would lock up but now water gets in really easily. is there anything i can use to stop water getting in?? heres a picture of the hole.
            Also with the safety bolt on the rudder! i snapped the proper safety bolt but now i only have a 3mm bolt which probably wont snap. What can i use in there so it snaps before tearing the rudder out of the hull?? thanks alot
            matt
            Attached Files

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            • natenkw
              Fast Electric Adict!
              • Jul 2010
              • 171

              #7
              Replace the boot. http://www.offshoreelectrics.com/pro...prod=ose-80454
              Here is a screw. http://www.offshoreelectrics.com/pro...d=mc-94879a120 Or use a small cable tie or zip tie for the rudder.
              Nate.
              Light travels faster than sound. This is why some people appear bright until you hear them speak.

              Comment

              • carlcisneros
                Fast Electric Addict!
                • Jan 2010
                • 1218

                #8
                install the battery AFTER you get to the lake.

                SAFETY FIRST!!!!!

                yep,yep, just program it using 3S to what ever you are going to be running with is all.

                Comment

                • Matt_1234
                  Senior Member
                  • Jan 2011
                  • 146

                  #9
                  ok thanks i will get the boot and the bolt. Also i will program it with my brothers 3s and then use my 2 2s in series to have 4s thanks alot
                  matt

                  Comment

                  • Alexgar
                    Fast Electric Addict!
                    • Aug 2009
                    • 3534

                    #10
                    you can use a 2s as well to program

                    Comment

                    • Matt_1234
                      Senior Member
                      • Jan 2011
                      • 146

                      #11
                      Hi guys, which motor do you think would be the best a leopard 2050kv or a feigao 8xl? They will both be used with a x438 prop? I am hoping either motor wouldnt heat up too much! I want speeds of about this boat. http://m.youtube.com/#/watch?v=I-JMZD4ZVZU well my main goal is that I want it faster than a 380l on 3s and I'm hoping both these motors will do that! What do you guys think?? Thanks
                      Matt

                      Comment

                      • Alexgar
                        Fast Electric Addict!
                        • Aug 2009
                        • 3534

                        #12
                        no boat in your linl i think the leopard would be cooler and more effic.

                        Comment

                        • Matt_1234
                          Senior Member
                          • Jan 2011
                          • 146

                          #13
                          yeah thats what i was thinking and i found the 3660 2050 on ebay in australia same with the watercooling jacket for it. both in the same shop so it should get here quick not 2 weeks from US. i think it will be around 100 all up with watercooling jacket. BTW would anyone be interested in a genuine feigao 380 7xl brushless. hasnt even turned up so you know its brand new lol. I would want around 70 for it!! let me know if your interested

                          Comment

                          • Matt_1234
                            Senior Member
                            • Jan 2011
                            • 146

                            #14
                            Hey guys do you think I need to put any reinforcements inside the hull to make it stronger?? I rekon they are pretty strong I just wanted to see what you guys think. Also they seem to handle very well with one battery just behind the motor! But when I get my 2x2s I will be putting them on both sides so that will hopefully make it run less wet and equalling more speed. So would the batteries on both sides make it handle better also?? And is there anything else u guys recommend in me doing to the boat or should I just get it running first lol?
                            Thanks Matt

                            Comment

                            • natenkw
                              Fast Electric Adict!
                              • Jul 2010
                              • 171

                              #15
                              What boat do you have?
                              Light travels faster than sound. This is why some people appear bright until you hear them speak.

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